White Powder STPP / Sodium Tripolyphosphate 90% 94%
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1)Chemical Name: Sodium Tripolyphosphate, Sodium Triphosphate
2)M. F: Na5P3O10
3)M. W: 367.86
4)CAS No.: 7758-29-4
5)HS Code: 2835.3100
A) White microdot powder with luster;
B) Melting point at 622 o C;
C) Easily soluble in water;
D) With remarkable chelating ability to some metal ions such as Ca 2+, Mg 2+;
E) It can soften hard water, change suspension into solution, slightly alkaline, without causticity.
Sodium Tripolyphosphate (Na5P3O10) is used in detergent industry, food industry and metal industry and pharmaceutical industry
1)Used as one of the main auxiliaries for synthetic detergent, synergist for soap, water softener, tanning agent for leather making, auxiliary for dyeing. Sodium Tripolyphosphate (Na5P3O10) is used in food industry, detergent industry, metal industry and pharmaceutical industry
2)As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.
3)as an oil contamination resistance agent in paper production.
4)In foodstuff industry sodium tripolyphosphate is used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans.
5)It may tender the meat in canned ham and soften the skin of horse bean in canned horse bean.
6)Sodium tripolyphosphate may also serves as a softener or densifier in foodstuff industry.
Packaging & Delivery
Packaging Detail: 25Kg double inner plastic and outer knitting bag, customer's demand
22MT/FCL 20" without pallets, 20MT/FCL 20" with pallets
Delivery Detail: Within 15 days after your advance payments
|Sodium Tripolyphosphate / STPP|
|Indexes||Industrial Grade||Food Grade|
|Assay Na 5 P 3 O 10 % ≥||94.0||94.0|
|P 2 O 5 % ≥||57.0||57.0|
|Water Insoluble Matter %≤||0.15||0.05|
|PH value (1% water solution)||9.2-10.0||9.5-10.0|
|Heavy Metal (as Pb) %≤||--||0.001|
|Arsenic (As) %≤||--||0.0003|
|Fluoride (F) %≤||--||0.003|
Through 16 mesh sieve %≥
Through 35 mesh sieve %≥
Trough 100 mesh sieve %≥